John Ryan
John or Johnny Ryan may refer to:
Business
- John Ryan (businessman), pioneer of cosmetic surgery and chairman of Doncaster Rovers
- John D. Ryan (industrialist), American copper mining magnate
- John Ryan (printer), "father of the press in British North America"
- John J. "Bald Jack" Ryan, American businessman
Media, arts and entertainment
- John Ryan (cartoonist), British animator and cartoonist
- John Joseph Patrick Ryan, real name of American actor Jack Lord
- John P. Ryan, American film actor
- John Saint Ryan, British actor and equestrian
- Johnny Ryan, American alternative comics creator and cartoonist
- John Ryan (musician), American singer-songwriter and record producer
- John Ryan, Canadian movie and TV producer; see ''On the 2nd Day of Christmas''
Military
- John Ryan (VC 1857), Irish recipient of the Victoria Cross
- John Ryan (VC 1863), Irish recipient of the Victoria Cross
- John Ryan (Australian soldier), Australian recipient of the Victoria Cross
- John Dale Ryan, general in the United States Air Force
- John R. Ryan, chancellor of SUNY, former superintendent, the United States Naval Academy
Politics
- John Ryan (British politician), British Labour Member of Parliament
- John Ryan (Irish politician), Irish Labour Party politician
- John Ryan (New South Wales politician), Legislative Council Member
- John Ryan (South Australian politician), House of Assembly member and Speaker
- John Ryan (Australian politician), Australian Senator
- John Ryan (New Mexico politician), American state legislator in New Mexico
- John F. Ryan, Virginia politician
- John Henry Ryan, Washington legislator and businessman
- John Nagel Ryan, New South Wales politician
- John P. Ryan (New York politician), American businessman and politician from New York
Sports
Association football (soccer)
- John Ryan (footballer, born 1930), Scottish football player
- John Ryan (footballer, born 1947), English football player and manager
- John Ryan (footballer, born 1962), English football player
- John Ryan (footballer, born 1968), Irish football player
- John Ryan (footballer, born 2004), Irish football player
Baseball
- Johnny Ryan (baseball), American baseball player
- John Ryan (pitcher), American baseball player
- Blondy Ryan, American baseball shortstop
Hurling
- John Ryan (Dublin hurler), Dublin hurler of the 1910s
- Johnny Ryan (hurler, born 1914), Tipperary hurler of the 1930s-40s
- John Ryan (Galway hurler), Irish hurler
- Johnny Ryan (hurler, born 1988), Tipperary hurler of the 2010s
Rugby
- John Ryan (rugby union coach), Welsh rugby union coach
- John Ryan (rugby, born 1948), Australian rugby union and rugby league player
- John Ryan (rugby union, born 1988), Irish rugby union player
Other sports
- John Ryan (jockey); Jockey who competed in the 1859 Grand National
- John J. Ryan, American college football coach at Marquette University and the University of Wisconsin
- John Ryan (runner), Irish Olympic distance runner
- John Ryan (Australian rules footballer), Australian rules footballer for Essendon and Fitzroy
- John Ryan (judoka), Irish judoka
- Johnny Ryan (Australian footballer), Australian rules footballer for Richmond
- John Ryan (swimmer), Australian Olympic swimmer
- Jon Ryan, Canadian football punter
Writers
- John Ryan (artist), Irish artist, broadcaster, publisher, critic, editor, patron and publican
- John Ryan (publisher), Irish journalist and publisher
Other
- John Ryan (bishop), Irish Roman Catholic bishop
- John A. Ryan, American Roman Catholic social reformer, economist and writer
- Jack Ryan (FBI agent), former FBI agent
- John Ryan (diplomat), Australian diplomat and director-general of ASIS
- John M. Ryan, American prosecutor
- John W. Ryan, president of Indiana University
- John Alphonsus Ryan, Irish Catholic bishop and academic